Fixed a typo "Elasped" -> "Elapsed".

(cherry picked from commit cdae44ac)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/gui/qt4/dialogs/toolbar.cpp

@@ -455,7 +455,7 @@ WidgetListing::WidgetListing( intf_thread_t *p_intf, QWidget *_parent )
             break;
         case TIME_LABEL_ELAPSED:
             widget = new QLabel( "2:42", this );
-            widgetItem->setText( qtr("Elasped time") );
+            widgetItem->setText( qtr("Elapsed time") );
             break;
         case TIME_LABEL_REMAINING:
             widget = new QLabel( "-2:42", this );